大约有 40,000 项符合查询结果（耗时：0.0639秒） [XML]
How to Vertical align elements in a div?
...st to understand. Perhaps it's because I wasn't patient enough to grok the selected answer. Flexbox all the things!
– modulitos
Aug 14 '18 at 6:30
1
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How to convert Linux cron jobs to “the Amazon way”?
...memcached or some database
Then using multiple Gearman servers you have to select one that creates task via cronjob, so again we are back to the same problem. But if you can live with this kind of single point of failure using Gearman looks like quite good solution. Especially that you don't need bi...
'Incomplete final line' warning when trying to read a .csv file into R
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Are you really sure that you selected the .csv file and not the .xls file? I can only reproduce the error if I try to read in an .xls file. If I try to read in a .csv file or any other text file, it's impossible to recreate the error you get.
> Data ...
How do I escape the wildcard/asterisk character in bash?
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Great explanation, thanks! My usecase is SELECT * FROM etc., this is the only way that works.
– knutole
Jul 18 '15 at 15:20
1
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Detect if the app was launched/opened from a push notification
...e case where you have your app in the foreground, lock the phone, and then select a push notification from the lock screen, it is calling didReceiveRemoteNotification:background just before calling applicationWillEnterForeground rather than what we are seeing on iOS 10 where it calls applicationWill...
Move capture in lambda
...t;type_traits>
#include <functional>
namespace detail
{
enum selection_enabler { enabled };
}
#define ENABLE_IF(...) std::enable_if_t<(__VA_ARGS__), ::detail::selection_enabler> \
= ::detail::enabled
// This allows forwarding an object using the copy c...
postgresql port confusion 5433 or 5432?
...instances running so make sure you're connecting to the right one by using select version() and SHOW data_directory;.
You can also specify a unix socket directory; check the unix_socket_directories setting of the PostgreSQL instance you wish to connect to and specify that with psql -h, e.g.psql -h...
Generate 'n' unique random numbers within a range [duplicate]
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You could use the random.sample function from the standard library to select k elements from a population:
import random
random.sample(range(low, high), n)
In case of a rather large range of possible numbers, you could use itertools.islice with an infinite random generator:
import itertools...
Make Div overlay ENTIRE page (not just viewport)?
...having with this (which is used by many a plug in) is when you click a <select> element in iOS it moves the entire viewport and basically breaks everything. fixed elements move, things that shouldn't scroll scroll, etc.
– billynoah
May 27 '16 at 22:00
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Is it possible to append to innerHTML without destroying descendants' event listeners?
... Nice, Bob! If you post that as a well-formatted answer, I'll select it.
– mike
Feb 27 '09 at 18:17
@bobi...